Detection and quantitative analysis of tumor-associated tertiary lymphoid structures

查看全文 作　　者：Man [1,2]YANG;Yurou [1,2]CHE;Kezhen [1,2]LI;Zengyi [1,2]FANG;Simin [1,3]LI;Mei [1,2]WANG;Yiyao [1,2]ZHANG;Zhu [1,3]XU;Liping [1,2]LUO;Chuan [1,2]WU;Xin [1,2]LAI;Weidong [1,2,3]WANG

机构地区：[1]Department of Radiation Oncology,Radiation Oncology Key Laboratory of Sichuan Province,Sichuan Clinical Research Center for Cancer,Sichuan Cancer Hospital&Institute,Affiliated Cancer Hospital of University of Electronic Science and Technology of China,Chengdu,610000,China;[2]School of Medicine,University of Electronic Science and Technology of China,Chengdu,610000,China;[3]Department of Oncology,School of Clinical Medicine,Southwest Medical University,Luzhou,646000,China

出　　处：《Journal of Zhejiang University-Science B(Biomedicine & Biotechnology)》索引2023年第24卷第9期,共17页

基　　金：supported by the Key Projects of Sichuan Natural Science Foundation(No.2022NSFSC0051);the Clinical Scientist Program of Sichuan Cancer Hospital(No.YB2022003);the Chengdu Technology Innovation R&D Project(No.2021YF0501659SN),China. 摘　　要：Tumor-associated tertiary lymphoid structures(TLSs)are ectopic lymphoid formations within tumor tissue,with mainly B and T cell populations forming the organic aggregates.The presence of TLSs in tumors has been strongly associated with patient responsiveness to immunotherapy regimens and improving tumor prognosis.Researchers have been motivated to actively explore TLSs due to their bright clinical application prospects.Various studies have attempted to decipher TLSs regarding their formation mechanism,structural composition,induction generation,predictive markers,and clinical utilization.Meanwhile,the scientific approaches to qualitative and quantitative descriptions are crucial for TLS studies.In terms of detection,hematoxylin and eosin(H&E),multiplex immunohistochemistry(mIHC),multiplex immunofluorescence(mIF),and 12-chemokine gene signature have been the top approved methods.However,no standard methods exist for the quantitative analysis of TLSs,such as absolute TLS count,analysis of TLS constituent cells,structural features,TLS spatial location,density,and maturity.This study reviews the latest research progress on TLS detection and quantification,proposes new directions for TLS assessment,and addresses issues for the quantitative application of TLSs in the clinic. 关键词：Tertiary lymphoid structure Tumor microenvironment Chemokine signature Spatial omics Artificial intelligence Radiomics

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Detection and quantitative analysis of tumor-associated tertiary lymphoid structures

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